Tender For Rev Ing Of Chilled Water Distribution Header Piping For Rcl And Hbb At Igcar, Kalpakkam
Tender Value
1.63 Crore
Estimated cost
Bid Submission
11 Aug 2026
14 days left
EMD
3.26 Lakhs
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Chengalpattu → Tamil Nadu
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Rev Ing Of Chilled Water Distribution Header Piping For Rcl And Hbb At Igcar, Kalpakkam
BOQ
| Sl. No. | Item Description |
| 1 | PUF INSULATED CHILLED WATER PIPING WITH ALUMINIUM CLADDINGSupply, installation, testing and commissioning of factory fabricated pre-insulated pipes consisting of MS carrier pipes, PUF insulation and aluminum outer jacket as per specification. The carrier pipe shall be of carbon steel ERW conforming to IS 1239/3589 (grade Fe330) supplied in 6m ± 100 mm standard length only. All pipes shall be brand new, flawless and free from any rust, corrosion and deterioration. The insulation shall be applied by injecting the polyurethane foam into the annulus between carrier pipe and pre-extruded aluminum outer jacket pipe in accordance to ASTM C 591 or by spraying the foam directly onto the pipe and extruding the jacket directly on top of the foam in accordance to ASTM C 1029 type III. The insulation shall have minimum core density of 42 kg/m3, 90% minimum closed cell content minimum compressive strength of 310 kPa and maximum thermal conductivity of 0.03 W/mK at 24°C. The outer jacket shall be formed from 24 G aluminum sheet conforming to IS 277. Note: The Pipes of sizes 150 mm & below shall be M.S 'C' class as per IS : 1239 and pipes size above 150 mm shall be welded black steel pipe heavy class as per IS: 3589. Safe handling of pre insulated fabricated pipes and erection of pipes at site on the RCC pedestals using Mobile crane including transportation of pipes from CWCP to site. |
| 2 | 400NB, 8.8 mm thickness, 75mm thick Pre-insulated chilled Water piping (Al cladding) |
| 3 | 350NB, 8 mm thickness, 75mm thick Pre-insulated chilled Water piping (Al cladding) |
| 4 | 250NB, 6.3 mm thickness, 50mm thick Pre-insulated chilled Water piping (Al cladding) |
| 5 | 200NB, 6.3 mm thickness, 50mm thick Pre-insulated chilled Water piping (Al cladding) |
| 6 | 100NB, 5.4 mm thickness, 50mm thick Pre-insulated chilled Water piping (Al cladding) |
| 7 | IN-SITU FABRICATION OF PIPE LINESFabrication of pipe lines: Site fabrication of MS pipes including edge preparation, fit up, welding(root pass-TIG & final pass-arc) and testing. The testing includes 100% DPT on both root & final weld and Hydro test at every 100m length at 10kg/cm2 after final completion. |
| 8 | Fabrication of pipe lines |
| 9 | SLUICE VALVESSupply, erection, testing and commissioning of following Rising Stem Sluice valves conforming to IS - 14846, PN 1.6 rating, Body, dome and wedge - cast iron Grade FG 260, conforming to IS:210, Body & Wedge rings - Bronze Grade LTB 2, conforming to is:318, Spindle -SS Grade 12Cr 2, conforming to is:6603, Fasteners- Carbon Steel, conforming to IS 1367,Gland Packing-Greasy jute packing, Gasket- Natural rubber , flange drilling - BS - 10 Table 'E' . to the same specifications as the connected piping and adequately supported for chilled water / Hot water circulation as per the specification. |
| 10 | 400mm Rising Stem Sluice valves |
| 11 | 350mm Rising Stem Sluice valves |
| 12 | 250mm Rising Stem Sluice valves |
| 13 | ELBOWSSupply and erection of MS seamless, long radius sch 40 elbow as per IS 11428 |
| 14 | 400 NB 90deg ELBOW |
| 15 | 350 NB 90deg ELBOW |
| 16 | 250 NB 90deg ELBOW |
| 17 | SS BODY PRESSURE GAUGE Supply and installation of 100 mm dial type SS316 pressure gauge with range 0-10kg/sqcm, direct mounting bottom Entry, 3/8'' BSP (M/FM), Accuracy+/- 2% FSD over Range 130% of FSD, SS body & wetted parts, SS syphon and 15 mm dia SS needle valve, suitable for Temperature upto 70 Deg C complete as required. |
| 18 | SS body, 100 mm dial type, 0-10 kg/sq.cm Pressure gauge |
| 19 | AUTO AIR VENTSSupply and installation of auto airvents pipelines |
| 20 | 25 mm Auto Air Vents |
| 21 | BRASS BALL VALVESSupply and installation of forged brass ball valve. The stem, body, ball and gland nut shall be forged brass as per IS 6912 Gr.FLB, nut & washer of carbon steel as per IS 1367, gland packing and body seat ring shall be PTFE as per BS EN 12086-1, operating lever shall be CS as per IS 2062, test pressure body-25kg/sqcm and seat -16kg/sqcm. Make-L&T/zoloto/equiv. |
| 22 | 25 mm Brass Ball Valve |
| 23 | 50 mm Brass Ball Valve |
| 24 | SS NIPPLESSupply and erection of SS 304, Sch 40 seamless pipe nipples of 200 mm long as per ASTM |
| 25 | 25 mm SS Nipples |
| 26 | 50 mm SS Nipples |
| 27 | SLIP ON FLANGESSupply and erection of MS slipon flanges as per BS 10 table E |
| 28 | 400 mm |
| 29 | 350 mm |
| 30 | 250 mm |
| 31 | IN-SITU PUF INSULATIONIn-situ PUF insulation of chilled water pipe joints and valves, etc which includes supply of Polyol & Isocynate chemicals. It includes making mould over part to be insulated, sealing the joints, mixing & pouring of chemicals into the aluminum mould. The insulation shall be applied by injecting the Polyol & Isocynate chemicals into the annulus between carrier pipe and pre-extruded aluminum outer jacket pipe in accordance to ASTM C 591.The insulation shall have minimum core density of 42 kg/m3, 90% minimum closed cell content, minimum compressive strength of 310 kPa and maximum thermal conductivity of 0.03 W/mK at 24°C. |
| 32 | Supply, fabrication and erection of 24 G Aluminium sheet |
| 33 | Supply and pouring of Polyol chemical |
| 34 | Supply and pouring of Isocynate chemical |
| 35 | SUPPLY AND INSTALLATION OF GI FASTENERS |
| 36 | M 20 x 75 mm long GI hexagonal head fasteners with 2 nos of 3 mm thick GI plain washers. |
| 37 | M 24 x 75 mm long GI hexagonal head fasteners with 2 nos of 3 mm thick GI plain washers. |
| 38 | GASKETS |
| 39 | The scope of work includes the supply and installation of new asbestos type water gasket with a thickness of 3mm, a width of 1m, and a suitable length as required. The gasket material shall be of high quality and suitable for water sealing applications.. |
| 40 | EARTH EXCAVATION AND REFILLING |
| 41 | Manual earth excavation in all kind of soil, refilling after work completion. This includes removal of shrubs, vegetation, roots and rocks along the trench and disposal to identified locations and de-watering the trench wherever necessary. Route marker shall be provided for every 50 m length. Refilling earth after completion of piping works. |
| 42 | CONSTRUCTION OF VALVE CHAMBER Providing and constructing brick masonry at all lifts using well burnt stock bricks / Flyash bricks in cement mortar 1:5 using crushed stone sand including suitable scaffolding, raking out joints, curing complete as per specifications and drawings for foundation, superstructure, etc. |
| 43 | 230 mm brick masonry wall |
| 44 | 20 mm thick plastering to the external surfaces of wall |
| 45 | CASTING OF RCC PEDESTAL AND PREPARATION OF SUPPORTING BED |
| 46 | Providing, straightening, decoiling wherever necessary bending, cutting, binding and fixing in position steel reinforcement TMT bars of Fe500 / Fe500D grade steel conforming to IS:1786 'SAIL or VIZAG or approved equivalent make' and tying with approved annealed binding wire of 1.6mm dia in all reinforced cement concrete work at all lifts, including cost of supplying and fixing the spacer/cover blocks in cement mortar 1:2 and binding wire complete all as per specification and as directed by Engineer-in-Charge at all lifts.Note: The rate shall be including the cost of reinforcement steel. The reinforcement steel will be procured from dealers with a test certificate as approved by the department. For further details please see Clause 11 of Section VIII, General Information for Guidance of Tenderers.UP TO FFL LVL |
| 47 | Supplying, fabricating, erecting and fixing in position at , centering and shuttering to correct line and levels including strutting, propping, etc., with necessary bracings in all axes to give a stable assembly with provision for making the joints in the shuttering fully leak proof and with provision for fixing coil nuts with tie rods along with suitable channel for lateral supports and for inserts, projecting dowels, anchor bolts or any other fixture, including staging, access and working platforms etc., all complete as specified and directed including dismantling and removing the aforesaid assembly after the concrete attains the sufficient strength to self-support itself without cracking and distortion all as per specification, including all materials and labour complete in all respects at all lifts. (The measurement for the formwork will be the actual area of forms in contact with concrete surfaces. Up to FFL. |
| 48 | Providing and laying cast insitu controlled reinforced cement concrete of specified grade at all levels and lifts mentioned below using 20mm maximum size hard granite machine crushed graded stone aggregates including weigh batching, charges for mixing & cost of admixture, mechanical mixing, transporting and placing at all lifts, vibrating, consolidating, curing and finishing smooth of all exposed faces complete for column footings, columns, lintels, sunshades, gutter slabs, beams, slabs, water tank, machine foundation and all other structural elements including dewatering wherever necessary (Formwork and reinforcement will be paid for separately) all as per specification and all as shown in drawings and as directed by the Engineer-in-charge for all insitu item.Note: 1. The rate of concrete shall include all labour, equipment, charges for mixing & cost of admixture. Chemical admixture confirming to IS 9103 shall be mixed in fresh concrete and prior permission from engineer-in-charge shall be obtained for dosage and compatibility.2. Test certificate of cement, procured from dealer/company to be submitted for all cement related works by the Contractor.3. The rate shall be quoted on the basis of using minimum cement per cu.m. of concrete mentioned below for relevant grade of concrete. Any upward/downward variation required to obtain the specified strength will be paid for or deducted at the rate of cement specified in Schedule F. M30 grade with 370 kg. of cement per cu.m. of concrete for all floors. |
| 49 | TAR FELT |
| 50 | Supply and installation of cold tar felt (3mm thick) over 24 G Aluminum cladding factory made pre insulated pipe. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Jul 27, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedAug 11, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 14 daysAug 12, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 15 daysTender Documents
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